The best way to celebrate EarthDay is to grow a tree & keep our environment clean, avoid wastage of water, electricity, natural gas, gasoline & our other resources.. Try to walk as much possible for short distances & avoid driving & thereby avoiding gas emissions pollutions. Do not cut trees.. infact grow & norture the trees & keep Green.. Try recycling.. Always remember that by doing above we're Protecting and investing in the quality of life for future generations of our lovely planet EARTH.. Happy EarthDay & Good Morning World..